Home / 1,180,094,651.04-1,628,487,914.40-651,447,282.72

Finding the Fourth Proportional to 1,180,094,651.04, 1,628,487,914.40 and 651,447,282.72

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Solution

The fourth proportional to 1,180,094,651.04, 1,628,487,914.40 and 651,447,282.72 is: 898,973,676.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,094,651.04 : 1,628,487,914.40 = 651,447,282.72 : x
  2. Step 2: Convert to fraction form
    1,180,094,651.04/1,628,487,914.40 = 651,447,282.72/x
  3. Step 3: Cross multiply
    1,180,094,651.04x = 1,628,487,914.40 × 651,447,282.72
  4. Step 4: Simplify right side
    1,180,094,651.04x = 1,060,874,026,778,240,128
  5. Step 5: Solve for x
    x = 1,060,874,026,778,240,128/1,180,094,651.04
  6. Step 6: Final answer
    x = 898,973,676.26

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Double scale
Find fourth proportional to 1,180,094,652.04, 1,628,487,915.78 and 651,447,283.72
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.